IDAS is a submarine launched missile for self-defense against ASW helicopters and precision attacks towards smaller sea and land targets.

IDAS is a German missile program with Diehl BGT Defense as Prime Contractor and the shipyard TKMS (ThussenKrupp Marine Systems) as partners in ARGE IDAS. Nammo has been selected as Rocket Motor supplier for IDAS, and has participated in the programme since 2003. Several full-scale flight tests has already been successfully performed with launch under water, boost trough the surface and acceleration into stable flight. The rocket motor is a multi-stage design providing propulsion under water, break-through of the water surface and sustained flight to the end game.